A Stochastic Approach to Energy Cost Minimization in Smart-Grid-Enabled Data Center Network

Algorithm 1

Green data center network optimization.

(1)	Procedure Global Lyapunov Optimization
(2)	Initialize
(3)	Set
(4)	Set ,
(5)	for do
(6)	Greedily choose consumption vector to minimize Equation (23).
(7)	Convergence checking:
(8)	for do
(9)	Calculate
(10)	If then
(11)
(12)	else
(13)
(14)	If then
(15)
(16)	else
(17)
(18)	If then
(19)
(20)	else
(21)
(22)	If then
(23)
(24)	else
(25)
(26)	If then
(27)
(28)	else
(29)
(30)	If then
(31)
(32)
(33)	else
(34)
(35)
(36)	If then
(37)
(38)
(39)
(40)
(41)
(42)	else
(43)
(44)
(45)
(46)
(47)